The study, presented to the Gerontological Society of America, finds that older adults stay in better shape both mentally and physically if they live in walkable neighborhoods than in car-dependent areas. Author Amber Watts of the University of Kansas examined 26 subjects with Alzheimer's Disease and 30 healthy subjects, tracking health outcomes over two years. Watts found that the individuals from both groups who lived in walkable neighborhoods had lower body mass index, healthier metabolisms and better memory and cognition, and that this was particularly true in neighborhoods where the paths to destinations were complicated. Read more on Streetsblog.